DART撞击抛射产生了深刻的见解

IF 14.3 1区物理与天体物理 Q1 ASTRONOMY & ASTROPHYSICS

Nature Astronomy Pub Date : 2025-03-13 DOI:10.1038/s41550-025-02516-8

Paul Woods

引用次数: 0

摘要

Masatoshi Hirabayashi和他的同事，通过模拟最初的羽流，确定沿轨道动量转移的有效性被Dimorphos的弯曲表面所降低，只有44±10%的小行星表面是平坦的。目标小行星的全局弯曲度越高，效率就越低。在同期发表的一篇论文中，法比奥·法拉利和他的同事们模拟了抛射物的更大规模特性，发现在撞击几天后形成的弯曲抛射流是物质与双星小行星（靠近小行星）和太阳辐射压力（更远）的引力相互作用的自然结果。

本文章由计算机程序翻译，如有差异，请以英文原文为准。

DART impact ejecta yields insights

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DART impact ejecta yields insights

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来源期刊

Nature Astronomy Physics and Astronomy-Astronomy and Astrophysics

CiteScore

19.50

自引率

2.80%

发文量

252

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